A randomized 25 question test from a pool of 761 questions, good luck!
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would be required to have a low bandwidth and high error detection protocol?
A HMI requires secure access to it's configuration database. Which of the terms below is best described as engineering level software package?
There are a collection of standards that defines the access control for wireless Ethernet. Which one of the answers below is the standard for initiating a WLAN?
The numerous tasks that are accomplished at the same time in a DCS, is a result of the configured software programs that it has . Which of the software programs below will set up the user manager and data administrator when loaded?
Baseband NRZ signalling is the standard for all physical connections with Ethernet. Which of the signalling methods below has the disadvantage of losing the clock signal when spaces are transmitted for an extended series?
There are numerous threats to the security of a DCS. Which of the security measures below would used be to prevent unauthorized changes from an operator?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is a network that links several smaller area networks together over a wide geographical area.
When manually assigning addresses in IPv4, which of the answers below contains the complete list of the main parameter(s) needed?
Because if the inherent nature of the hybrid communication, which of the communication methods below cannot be used with a hybrid transmissions?
Which of the answers best represents the number OSI network layers that the Foundation fieldbus frame is enclosed in?
In the unbalanced signal transmission system, which answer best represents the number 3?
In the protocol specifications of Modbus, there are standard 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the input status registers addresses?
The standard recommended by ISA-18.2 is for 3-4 priority level alarms to be used. Which of the alarm priority levels below can best be described as aggressive upset conditions that would require operator intervention within an appropriate time period?
Modbus protocol can implement data encapsulation over IP based networks. Which of the statements below is an disadvantage of using encapsulation?
Which of the answers below is not an advantage of digital communications to field devices?
Communication that is wireless in a SCADA system is common. Which of the communication methods below would be best defined as one that is limited to 10 km or less?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the router interacts with?
With any GUI, there are opportunities to use gathered data visually. Which of the methods below would be best described as one that would allow an operator to anticipate the tendencies of a process by the creation of a short term measurement values plot?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the database that contains all the data required to create a trend in the process?
IPv4 network classes can also be defined by the default subnet masks that they use. If the subnet mask was 255.0.0.0, which of the classes below would be used?
Parameter settings program the behavior of the function block. Which of the parameters below can be described as one that receives data from another block?
In a typical GUI, values take one of four generic indicators. Which of the indicators below would best represent the image below?
In IPv4, the user datagram protocol has less latency and measurable greater data throughput. Which of the answers below can be a drawback of this protocol?
In the protocol specifications of Modbus, there are 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the holding registers addresses?
The OSI model describes how a network should be arranged. Which of the layers below defines the media access method and the message frame structure?